
//if (typeof jQuery !== "undefined" && typeof saveAs !== "undefined") {
//    (function ($) {
$.fn.wordExport = function (fileName, style) {
    fileName = typeof fileName !== 'undefined' ? fileName : "jQuery-Word-Export";

    if (IEVersion() > 9) {
        var static = {
            mhtml: {
                top: "Mime-Version: 1.0\nContent-Base: " + location.href + "\nContent-Type: Multipart/related; boundary=\"NEXT.ITEM-BOUNDARY\";type=\"text/html\"\n\n--NEXT.ITEM-BOUNDARY\nContent-Type: text/html; charset=\"utf-8\"\nContent-Location: " + location.href + "\n\n<!DOCTYPE html>\n<html>\n_html_</html>",
                head: "<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\n<style>\n_styles_\n</style>\n</head>\n",
                body: "<body>_body_</body>"
            }
        };
    } else {
        var static = {
            mhtml: {
                top: "<html>\n_html_</html>",
                head: "<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\n<style>\n_styles_\n</style>\n</head>\n",
                body: "<body>_body_</body>"
            }
        };
    }




    var options = {
        maxWidth: 624
    };
    // Clone selected element before manipulating it
    var markup = $(this).clone();

    // Remove hidden elements from the output
    markup.each(function () {
        var self = $(this);
        if (self.is(':hidden'))
            self.remove();
    });

    // Embed all images using Data URLs
    var images = Array();
    var img = markup.find('img');
    for (var i = 0; i < img.length; i++) {
        // Calculate dimensions of output image
        var w = Math.min(img[i].width, options.maxWidth);
        var h = img[i].height * (w / img[i].width);


        if (IEVersion() > 9) {
            // Create canvas for converting image to data URL
            var canvas = document.createElement("CANVAS");
            canvas.width = w;
            canvas.height = h;
            // Draw image to canvas
            var context = canvas.getContext('2d');
        } else {
            var canvas = document.createElement("CANVAS");
            document.body.appendChild(canvas);
            if (!canvas.getContext && $.browser.msie) {
                canvas = window.G_vmlCanvasManager.initElement(canvas);
            }
            if (!canvas.getContext && console) {
                console.error("not support canvas.getContext");
            }
            var context = canvas.getContext('2d');
        }






        context.drawImage(img[i], 0, 0, w, h);
        // Get data URL encoding of image
        var uri = canvas.toDataURL("image/png");
        $(img[i]).attr("src", img[i].src);
        img[i].width = w;
        img[i].height = h;
        // Save encoded image to array
        images[i] = {
            type: uri.substring(uri.indexOf(":") + 1, uri.indexOf(";")),
            encoding: uri.substring(uri.indexOf(";") + 1, uri.indexOf(",")),
            location: $(img[i]).attr("src"),
            data: uri.substring(uri.indexOf(",") + 1)
        };
    }

    // Prepare bottom of mhtml file with image data
    var mhtmlBottom = "\n";
    for (var i = 0; i < images.length; i++) {
        mhtmlBottom += "--NEXT.ITEM-BOUNDARY\n";
        mhtmlBottom += "Content-Location: " + images[i].location + "\n";
        mhtmlBottom += "Content-Type: " + images[i].type + "\n";
        mhtmlBottom += "Content-Transfer-Encoding: " + images[i].encoding + "\n\n";
        mhtmlBottom += images[i].data + "\n\n";
    }
    mhtmlBottom += "--NEXT.ITEM-BOUNDARY--";

    //TODO: load css from included stylesheet




    var styles = "";
    styles = style;


    // Aggregate parts of the file together

    if (IEVersion() > 9) {
        var fileContent = static.mhtml.top.replace("_html_", static.mhtml.head.replace("_styles_", styles) + static.mhtml.body.replace("_body_", markup.html())) + mhtmlBottom;

        // Create a Blob with the file contents
        var blob = new Blob([fileContent], {
            type: "application/msword;charset=utf-8"
        });
        saveAs(blob, fileName + ".doc");
    } else {
        var fileContent = static.mhtml.top.replace("_html_", static.mhtml.head.replace("_styles_", styles) + static.mhtml.body.replace("_body_", markup.html()));

        fileSave(fileName + ".doc", fileContent);

        function fileSave(filename, exportData) {
            var w = window.open("about:blank", "export", "height=0,width=0,toolbar=no,menubar=no,scrollbars=no,resizable=on,location=no,status=no");
            w.document.charset = "gb2312";
            w.document.write(exportData);
            w.document.execCommand("SaveAs", false, filename);
            w.close();
        }
    }



};
//    })(jQuery);
//} else {
//    if (typeof jQuery === "undefined") {
//        console.error("jQuery Word Export: missing dependency (jQuery)");
//    }
//    if (typeof saveAs === "undefined") {
//        console.error("jQuery Word Export: missing dependency (FileSaver.js)");
//    }
//}




var saveAs = saveAs || (function (view) {
    "use strict";
    // IE <10 is explicitly unsupported
    if (typeof view === "undefined" || typeof navigator !== "undefined" && /MSIE [1-9]\./.test(navigator.userAgent)) {
        return;
    }
    var
        doc = view.document
        // only get URL when necessary in case Blob.js hasn't overridden it yet
        , get_URL = function () {
            return view.URL || view.webkitURL || view;
        }
        , save_link = doc.createElementNS("http://www.w3.org/1999/xhtml", "a")
        , can_use_save_link = "download" in save_link
        , click = function (node) {
            var event = new MouseEvent("click");
            node.dispatchEvent(event);
        }
        , is_safari = /constructor/i.test(view.HTMLElement) || view.safari
        , is_chrome_ios = /CriOS\/[\d]+/.test(navigator.userAgent)
        , setImmediate = view.setImmediate || view.setTimeout
        , throw_outside = function (ex) {
            setImmediate(function () {
                throw ex;
            }, 0);
        }
        , force_saveable_type = "application/octet-stream"
        // the Blob API is fundamentally broken as there is no "downloadfinished" event to subscribe to
        , arbitrary_revoke_timeout = 1000 * 40 // in ms
        , revoke = function (file) {
            var revoker = function () {
                if (typeof file === "string") { // file is an object URL
                    get_URL().revokeObjectURL(file);
                } else { // file is a File
                    file.remove();
                }
            };
            setTimeout(revoker, arbitrary_revoke_timeout);
        }
        , dispatch = function (filesaver, event_types, event) {
            event_types = [].concat(event_types);
            var i = event_types.length;
            while (i--) {
                var listener = filesaver["on" + event_types[i]];
                if (typeof listener === "function") {
                    try {
                        listener.call(filesaver, event || filesaver);
                    } catch (ex) {
                        throw_outside(ex);
                    }
                }
            }
        }
        , auto_bom = function (blob) {
            // prepend BOM for UTF-8 XML and text/* types (including HTML)
            // note: your browser will automatically convert UTF-16 U+FEFF to EF BB BF
            if (/^\s*(?:text\/\S*|application\/xml|\S*\/\S*\+xml)\s*;.*charset\s*=\s*utf-8/i.test(blob.type)) {
                return new Blob([String.fromCharCode(0xFEFF), blob], { type: blob.type });
            }
            return blob;
        }
        , FileSaver = function (blob, name, no_auto_bom) {
            if (!no_auto_bom) {
                blob = auto_bom(blob);
            }
            // First try a.download, then web filesystem, then object URLs
            var
                filesaver = this
                , type = blob.type
                , force = type === force_saveable_type
                , object_url
                , dispatch_all = function () {
                    dispatch(filesaver, "writestart progress write writeend".split(" "));
                }
                // on any filesys errors revert to saving with object URLs
                , fs_error = function () {
                    if ((is_chrome_ios || (force && is_safari)) && view.FileReader) {
                        // Safari doesn't allow downloading of blob urls
                        var reader = new FileReader();
                        reader.onloadend = function () {
                            var url = is_chrome_ios ? reader.result : reader.result.replace(/^data:[^;]*;/, 'data:attachment/file;');
                            var popup = view.open(url, '_blank');
                            if (!popup) view.location.href = url;
                            url = undefined; // release reference before dispatching
                            filesaver.readyState = filesaver.DONE;
                            dispatch_all();
                        };
                        reader.readAsDataURL(blob);
                        filesaver.readyState = filesaver.INIT;
                        return;
                    }
                    // don't create more object URLs than needed
                    if (!object_url) {
                        object_url = get_URL().createObjectURL(blob);
                    }
                    if (force) {
                        view.location.href = object_url;
                    } else {
                        var opened = view.open(object_url, "_blank");
                        if (!opened) {
                            // Apple does not allow window.open, see https://developer.apple.com/library/safari/documentation/Tools/Conceptual/SafariExtensionGuide/WorkingwithWindowsandTabs/WorkingwithWindowsandTabs.html
                            view.location.href = object_url;
                        }
                    }
                    filesaver.readyState = filesaver.DONE;
                    dispatch_all();
                    revoke(object_url);
                }
            ;
            filesaver.readyState = filesaver.INIT;

            if (can_use_save_link) {
                object_url = get_URL().createObjectURL(blob);
                setImmediate(function () {
                    save_link.href = object_url;
                    save_link.download = name;
                    click(save_link);
                    dispatch_all();
                    revoke(object_url);
                    filesaver.readyState = filesaver.DONE;
                }, 0);
                return;
            }

            fs_error();
        }
        , FS_proto = FileSaver.prototype
        , saveAs = function (blob, name, no_auto_bom) {
            return new FileSaver(blob, name || blob.name || "download", no_auto_bom);
        }
    ;

    // IE 10+ (native saveAs)
    if (typeof navigator !== "undefined" && navigator.msSaveOrOpenBlob) {
        return function (blob, name, no_auto_bom) {
            name = name || blob.name || "download";

            if (!no_auto_bom) {
                blob = auto_bom(blob);
            }
            return navigator.msSaveOrOpenBlob(blob, name);
        };
    }

    // todo: detect chrome extensions & packaged apps
    //save_link.target = "_blank";

    FS_proto.abort = function () { };
    FS_proto.readyState = FS_proto.INIT = 0;
    FS_proto.WRITING = 1;
    FS_proto.DONE = 2;

    FS_proto.error =
        FS_proto.onwritestart =
            FS_proto.onprogress =
                FS_proto.onwrite =
                    FS_proto.onabort =
                        FS_proto.onerror =
                            FS_proto.onwriteend =
                                null;

    return saveAs;
}(
    typeof self !== "undefined" && self
    || typeof window !== "undefined" && window
    || this
));





function IEVersion() {
    var userAgent = navigator.userAgent; //取锟斤拷锟斤拷锟斤拷锟斤拷锟絬serAgent锟街凤拷锟斤拷
    var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1; //锟叫讹拷锟角凤拷IE<11锟斤拷锟斤拷锟�
    var isEdge = userAgent.indexOf("Edge") > -1 && !isIE; //锟叫讹拷锟角凤拷IE锟斤拷Edge锟斤拷锟斤拷锟�
    var isIE11 = userAgent.indexOf('Trident') > -1 && userAgent.indexOf("rv:11.0") > -1;
    if (isIE) {
        var reIE = new RegExp("MSIE (\\d+\\.\\d+);");
        reIE.test(userAgent);
        var fIEVersion = parseFloat(RegExp["$1"]);
        if (fIEVersion == 7) {
            return 7;
        } else if (fIEVersion == 8) {
            return 8;
        } else if (fIEVersion == 9) {
            return 9;
        } else if (fIEVersion == 10) {
            return 10;
        } else {
            return 6;//IE锟芥本<=7
        }
    } else {
        return 10;
    }
}